Home / 8,214,473,671.86-12,252,646,262.28-7,460,362,905.72

Finding the Fourth Proportional to 8,214,473,671.86, 12,252,646,262.28 and 7,460,362,905.72

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Solution

The fourth proportional to 8,214,473,671.86, 12,252,646,262.28 and 7,460,362,905.72 is: 11,127,820,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214,473,671.86 : 12,252,646,262.28 = 7,460,362,905.72 : x
  2. Step 2: Convert to fraction form
    8,214,473,671.86/12,252,646,262.28 = 7,460,362,905.72/x
  3. Step 3: Cross multiply
    8,214,473,671.86x = 12,252,646,262.28 × 7,460,362,905.72
  4. Step 4: Simplify right side
    8,214,473,671.86x = 91,409,187,672,022,532,096
  5. Step 5: Solve for x
    x = 91,409,187,672,022,532,096/8,214,473,671.86
  6. Step 6: Final answer
    x = 11,127,820,396.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.